package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApLikesBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.common.exception.CustomException;
import com.heima.model.behavior.dtos.LikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApLikesBehavior;
import com.heima.model.behavior.pojos.ApReadBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.threadlocal.WmThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.sql.Time;
import java.util.Date;

@Service
public class ApLikesBehaviorServiceImpl implements ApLikesBehaviorService {

    @Autowired
    MongoTemplate mongoTemplate;
    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;
    @Override
    public ResponseResult like(LikesBehaviorDTO dto) {
        // 1. 校验参数
    if(dto==null){
        CustException.cust(AppHttpCodeEnum.DATA_NOT_EXIST);
    }
        ApUser user = AppThreadLocalUtils.getUser();
//        点赞需要登录
    if(user==null){
        CustException.cust(AppHttpCodeEnum.AP_USER_DATA_NOT_EXIST,"用户未登录");
    }
//        校验文章id不能为空     使用注解校验

//        校验点赞方式 只能是0 或 1   使用注解校验

// 2. 根据当前登录用户id查询行为实体对象

        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(),dto.getEquipmentId());
// 3. 如果是点赞操作  判断是否已经点过赞
        Query query = Query.query(Criteria
                .where("entryId").is(apBehaviorEntry.getId())
                .and("articleId").is(dto.getArticleId()));
        ApLikesBehavior apLikesBehavior = mongoTemplate.findOne(query, ApLikesBehavior.class);
        if(dto.getOperation()==0){
        // 4. 没有点过赞则 像mongo点赞集合中 添加点赞数据
       if(apLikesBehavior==null){
           ApLikesBehavior apl = new ApLikesBehavior();
           apl.setArticleId(dto.getArticleId());
           apl.setEntryId(apBehaviorEntry.getId());
           apl.setCreatedTime(new Date());
           mongoTemplate.save(apl);
       }
        }else{
            // 5. 如果是取消点赞操作  在mongo点赞集合中 删除对应点赞数据
            if(apLikesBehavior!=null){
                mongoTemplate.remove(apLikesBehavior);
            }
        }
        return ResponseResult.okResult();
    }
}
